MySQL連接報錯：1130 - Host '10.127.109.21' is not allowed to connect to this MySQL server

MySQL連接報錯：1130 - Host '10.127.109.21' is not allowed to connect to this MySQL server 1、連接服務器: mysql -u root -p 2、查看當前所有數據庫：show databases; 3、進入mysql數據庫：use mysql; 4、查看mysql數據庫中所有的表：show tables; 5、查看us

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